Trinity River

California
East Side Road Bridge (Trinity County, California)
Built 1960
Pony truss bridge over East Fork Trinity River on East Side Road
Open to traffic

South Fork Trinity River Bridge (Humboldt County, California)
Built 1929, Replaced 1988
Lost Deck truss bridge over South Fork Trinity River on State Route 299 in Salyer
Replaced by new bridge

Turnpike Road Bridge (Trinity County, California)
Built 1901; rehabilitated 1975
Through truss bridge over Trinity River on Turnpike Road in Lewiston
Open to traffic